Sophia Human Biology Unit 6 Challenge 1

1 — Cardiovascular System Understand the system of blood vessels. What vessels carry blood away from the heart? • a.) Veins • b.) Atria • c.) Arteries • d.) Venules 2 — Heart and Blood Flow Identify the major structures of the heart and the specific role in the overall functioning of the heart. Which of the following describes the atrium? • a.) The thick wall that divides the heart in half • b.) The upper chamber of each half of the heart • c.) The lower chamber o...

Sophia - Human Biology - Unit 3 Challenge 3. 1 — Sensory Receptors Identify which sense receptor is involved in a real-life example. Jordan falls and scrapes his knee. Which type of receptor alerts the brain that the body has been damaged? • a.) Osmoreceptor • b.) Nociceptor • c.) Mechanoreceptor • d.) Chemoreceptor 2 — Somatic Sense Determine how your body detects and interprets somatic sensations. What detects touch, pressure, heat, cold and pain? • a.) Somatosens...

Sophia - Human Biology - Unit 5 Challenge 3. 1 — Fertilization and Early Development Understand the process of fertilization and the earliest human developments. What body part develops from the ectoderm? • a.) Bladder • b.) Muscle • c.) Pituitary gland • d.) Heart 2 — Implantation Determine the process of implantation. Which of the following statements about ectopic pregnancy is true? • a.) Menstruation occurs and the fertilized egg is expelled from the uterus. • b...

Sophia - Human Biology - Unit 6 Challenge 1 1 — Structure of DNA and Chromosomes Understand the structure of DNA. If one strand of a DNA double helix has bases "ATCCGC," what bases are on the other strand of the helix? • a.) GCCGAT • b.) GCTTAT • c.) TAGGCG • d.) TTCCGA 2 — Mitosis Identify various components of mitosis In which phase of mitosis do the chromosomes line up and become attached to spindle fibers? • a.) Prophase • b.) Telophase • c.) Metaphase •...

1 — Cardiovascular System Understand the system of blood vessels. What vessels carry blood away from the heart? • a.) Veins • b.) Atria • c.) Arteries • d.) Venules 2 — Heart and Blood Flow Identify the major structures of the heart and the specific role in the overall functioning of the heart. Which of the following describes the atrium? • a.) The thick wall that divides the heart in half • b.) The upper chamber of each half of the heart • c.) The lower chamber o...

Sophia Human Biology Unit 6 Challenge 1 1 — Structure of DNA and Chromosomes Understand the structure of DNA. If one strand of a DNA double helix has bases "ATCCGC," what bases are on the other strand of the helix? • a.) GCCGAT • b.) GCTTAT c.) TAGGCG • d.) TTCCGA 2 — Mitosis Identify various components of mitosis In which phase of mitosis do the chromosomes line up and become attached to spindle fibers? • a.) Prophase • b.) Telophase • c.) Metaphase • d.) Anaphase 3 — M...